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diff --git a/filter/source/graphicfilter/iras/iras.cxx b/filter/source/graphicfilter/iras/iras.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org. If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_filter.hxx"
+
+#include <vcl/graph.hxx>
+#include <vcl/bmpacc.hxx>
+#include <svtools/fltcall.hxx>
+
+#define RAS_TYPE_OLD 0x00000000 // supported formats by this filter
+#define RAS_TYPE_STANDARD 0x00000001
+#define RAS_TYPE_BYTE_ENCODED 0x00000002
+#define RAS_TYPE_RGB_FORMAT 0x00000003
+
+#define RAS_COLOR_NO_MAP 0x00000000
+#define RAS_COLOR_RGB_MAP 0x00000001
+#define RAS_COLOR_RAW_MAP 0x00000002
+
+#define SUNRASTER_MAGICNUMBER 0x59a66a95
+
+//============================ RASReader ==================================
+
+class RASReader {
+
+private:
+
+ SvStream& m_rRAS; // Die einzulesende RAS-Datei
+
+ sal_Bool mbStatus;
+ Bitmap maBmp;
+ BitmapWriteAccess* mpAcc;
+ sal_uInt32 mnWidth, mnHeight; // Bildausmass in Pixeln
+ sal_uInt16 mnDstBitsPerPix;
+ sal_uInt16 mnDstColors;
+ sal_uInt32 mnDepth, mnImageDatSize, mnType;
+ sal_uInt32 mnColorMapType, mnColorMapSize;
+ sal_uInt8 mnRepCount, mnRepVal; // RLE Decoding
+ sal_Bool mbPalette;
+
+ sal_Bool ImplReadBody();
+ sal_Bool ImplReadHeader();
+ sal_uInt8 ImplGetByte();
+
+public:
+ RASReader(SvStream &rRAS);
+ ~RASReader();
+ sal_Bool ReadRAS(Graphic & rGraphic);
+};
+
+//=================== Methoden von RASReader ==============================
+
+RASReader::RASReader(SvStream &rRAS)
+ : m_rRAS(rRAS)
+ , mbStatus(sal_True)
+ , mpAcc(NULL)
+ , mnRepCount(0)
+ , mbPalette(sal_False)
+{
+}
+
+RASReader::~RASReader()
+{
+}
+
+//----------------------------------------------------------------------------
+
+sal_Bool RASReader::ReadRAS(Graphic & rGraphic)
+{
+ sal_uInt32 nMagicNumber;
+
+ if ( m_rRAS.GetError() )
+ return sal_False;
+
+ m_rRAS.SetNumberFormatInt( NUMBERFORMAT_INT_BIGENDIAN );
+ m_rRAS >> nMagicNumber;
+ if ( nMagicNumber != SUNRASTER_MAGICNUMBER )
+ return sal_False;
+
+ // Kopf einlesen:
+
+ if ( ( mbStatus = ImplReadHeader() ) == sal_False )
+ return sal_False;
+
+ maBmp = Bitmap( Size( mnWidth, mnHeight ), mnDstBitsPerPix );
+ if ( ( mpAcc = maBmp.AcquireWriteAccess() ) == sal_False )
+ return sal_False;
+
+ if ( mnDstBitsPerPix <= 8 ) // paletten bildchen
+ {
+ if ( mnColorMapType == RAS_COLOR_RAW_MAP ) // RAW Colormap wird geskipped
+ {
+ sal_uLong nCurPos = m_rRAS.Tell();
+ m_rRAS.Seek( nCurPos + mnColorMapSize );
+ }
+ else if ( mnColorMapType == RAS_COLOR_RGB_MAP ) // RGB koennen wir auslesen
+ {
+ mnDstColors = (sal_uInt16)( mnColorMapSize / 3 );
+
+ if ( ( 1 << mnDstBitsPerPix ) < mnDstColors )
+ return sal_False;
+
+ if ( ( mnDstColors >= 2 ) && ( ( mnColorMapSize % 3 ) == 0 ) )
+ {
+ mpAcc->SetPaletteEntryCount( mnDstColors );
+ sal_uInt16 i;
+ sal_uInt8 nRed[256], nGreen[256], nBlue[256];
+ for ( i = 0; i < mnDstColors; i++ ) m_rRAS >> nRed[ i ];
+ for ( i = 0; i < mnDstColors; i++ ) m_rRAS >> nGreen[ i ];
+ for ( i = 0; i < mnDstColors; i++ ) m_rRAS >> nBlue[ i ];
+ for ( i = 0; i < mnDstColors; i++ )
+ {
+ mpAcc->SetPaletteColor( i, BitmapColor( nRed[ i ], nGreen[ i ], nBlue[ i ] ) );
+ }
+ mbPalette = sal_True;
+ }
+ else
+ return sal_False;
+
+ }
+ else if ( mnColorMapType != RAS_COLOR_NO_MAP ) // alles andere ist kein standard
+ return sal_False;
+
+ if ( !mbPalette )
+ {
+ mnDstColors = 1 << mnDstBitsPerPix;
+ mpAcc->SetPaletteEntryCount( mnDstColors );
+ for ( sal_uInt16 i = 0; i < mnDstColors; i++ )
+ {
+ sal_uLong nCount = 255 - ( 255 * i / ( mnDstColors - 1 ) );
+ mpAcc->SetPaletteColor( i, BitmapColor( (sal_uInt8)nCount, (sal_uInt8)nCount, (sal_uInt8)nCount ) );
+ }
+ }
+ }
+ else
+ {
+ if ( mnColorMapType != RAS_COLOR_NO_MAP ) // when graphic has more then 256 colors and a color map we skip
+ { // the colormap
+ sal_uLong nCurPos = m_rRAS.Tell();
+ m_rRAS.Seek( nCurPos + mnColorMapSize );
+ }
+ }
+
+ // Bitmap-Daten einlesen
+ mbStatus = ImplReadBody();
+
+ if ( mpAcc )
+ {
+ maBmp.ReleaseAccess( mpAcc ), mpAcc = NULL;
+ }
+ if ( mbStatus )
+ rGraphic = maBmp;
+
+ return mbStatus;
+}
+
+//----------------------------------------------------------------------------
+
+sal_Bool RASReader::ImplReadHeader()
+{
+ m_rRAS >> mnWidth >> mnHeight >> mnDepth >> mnImageDatSize >>
+ mnType >> mnColorMapType >> mnColorMapSize;
+
+ if ( mnWidth == 0 || mnHeight == 0 )
+ mbStatus = sal_False;
+
+ switch ( mnDepth )
+ {
+ case 24 :
+ case 8 :
+ case 1 :
+ mnDstBitsPerPix = (sal_uInt16)mnDepth;
+ break;
+ case 32 :
+ mnDstBitsPerPix = 24;
+ break;
+
+ default :
+ mbStatus = sal_False;
+ }
+
+ switch ( mnType )
+ {
+ case RAS_TYPE_OLD :
+ case RAS_TYPE_STANDARD :
+ case RAS_TYPE_RGB_FORMAT :
+ case RAS_TYPE_BYTE_ENCODED : // this type will be supported later
+ break;
+
+ default:
+ mbStatus = sal_False;
+ }
+ return mbStatus;
+}
+
+//----------------------------------------------------------------------------
+
+sal_Bool RASReader::ImplReadBody()
+{
+ sal_uLong x, y;
+ sal_uInt8 nDat = 0;
+ sal_uInt8 nRed, nGreen, nBlue;
+ switch ( mnDstBitsPerPix )
+ {
+ case 1 :
+ for ( y = 0; y < mnHeight; y++ )
+ {
+ for ( x = 0; x < mnWidth; x++ )
+ {
+ if (!(x & 7))
+ nDat = ImplGetByte();
+ mpAcc->SetPixel (
+ y, x,
+ sal::static_int_cast< sal_uInt8 >(
+ nDat >> ( ( x & 7 ) ^ 7 )) );
+ }
+ if (!( ( x - 1 ) & 0x8 ) ) ImplGetByte(); // WORD ALIGNMENT ???
+ }
+ break;
+
+ case 8 :
+ for ( y = 0; y < mnHeight; y++ )
+ {
+ for ( x = 0; x < mnWidth; x++ )
+ {
+ nDat = ImplGetByte();
+ mpAcc->SetPixel ( y, x, nDat );
+ }
+ if ( x & 1 ) ImplGetByte(); // WORD ALIGNMENT ???
+ }
+ break;
+
+ case 24 :
+ switch ( mnDepth )
+ {
+
+ case 24 :
+ for ( y = 0; y < mnHeight; y++ )
+ {
+ for ( x = 0; x < mnWidth; x++ )
+ {
+ if ( mnType == RAS_TYPE_RGB_FORMAT )
+ {
+ nRed = ImplGetByte();
+ nGreen = ImplGetByte();
+ nBlue = ImplGetByte();
+ }
+ else
+ {
+ nBlue = ImplGetByte();
+ nGreen = ImplGetByte();
+ nRed = ImplGetByte();
+ }
+ mpAcc->SetPixel ( y, x, BitmapColor( nRed, nGreen, nBlue ) );
+ }
+ if ( x & 1 ) ImplGetByte(); // WORD ALIGNMENT ???
+ }
+ break;
+
+ case 32 :
+ for ( y = 0; y < mnHeight; y++ )
+ {
+ for ( x = 0; x < mnWidth; x++ )
+ {
+ nDat = ImplGetByte(); // pad byte > nil
+ if ( mnType == RAS_TYPE_RGB_FORMAT )
+ {
+ nRed = ImplGetByte();
+ nGreen = ImplGetByte();
+ nBlue = ImplGetByte();
+ }
+ else
+ {
+ nBlue = ImplGetByte();
+ nGreen = ImplGetByte();
+ nRed = ImplGetByte();
+ }
+ mpAcc->SetPixel ( y, x, BitmapColor( nRed, nGreen, nBlue ) );
+ }
+ }
+ break;
+ }
+ break;
+
+ default:
+ mbStatus = sal_False;
+ break;
+ }
+ return mbStatus;
+}
+
+//----------------------------------------------------------------------------
+
+sal_uInt8 RASReader::ImplGetByte()
+{
+ sal_uInt8 nRetVal;
+ if ( mnType != RAS_TYPE_BYTE_ENCODED )
+ {
+ m_rRAS >> nRetVal;
+ return nRetVal;
+ }
+ else
+ {
+ if ( mnRepCount )
+ {
+ mnRepCount--;
+ return mnRepVal;
+ }
+ else
+ {
+ m_rRAS >> nRetVal;
+ if ( nRetVal != 0x80 )
+ return nRetVal;
+ m_rRAS >> nRetVal;
+ if ( nRetVal == 0 )
+ return 0x80;
+ mnRepCount = nRetVal ;
+ m_rRAS >> mnRepVal;
+ return mnRepVal;
+ }
+ }
+}
+
+//================== GraphicImport - die exportierte Funktion ================
+
+extern "C" sal_Bool __LOADONCALLAPI GraphicImport(SvStream & rStream, Graphic & rGraphic, FilterConfigItem*, sal_Bool )
+{
+ RASReader aRASReader(rStream);
+
+ return aRASReader.ReadRAS(rGraphic );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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